IS 1161 (Edition 1998)
IS 1161 (Edition 1998) – YST 210, YST 240, YST 310
Please refer below table for size 6″ (150mm NB). Other details of IS 1161 will remain the same as per IS 1239.
| N.B. & Series | Outside Diameter | Wall Thickness |
Nominal Weight Black Tubes |
Nominal Meters
Black Tubes |
|
| mm | mm | mm | kg/m | m/tone | |
| 150
(6″) |
L | 168.30 | 4.50 | 18.20 | 55 |
| M | 4.80 | 19.40 | 52 | ||
| H 1 | 5.40 | 21.70 | 46 | ||
| H 2 | 6.30 | 25.20 | 40 | ||
Tolerances:
| A) Thickness | > | 1. Light Tubes | + Not Limited | – 8 % |
| 2. Medium & Heavy tubes | + Not Limited | – 10 % | ||
| B) Weight | > | 1. Single Tube (Light Series) |
+ 10 % | – 8 % |
| 2. Single Tube (Medim & Heavy Series) |
± 10 % | |||
| 3. For quantities per load of 10 tonnes minimum (Light Series) | + 7.5 % | – 5 % | ||
| 4. For quantities per load of 10 tonnes minimum ( Medium and Heavy Series) | ± 7.5 % | |||
| C) Hydro Test Pressure 5 Mpa | ||||